Hornwort
Fast grower that soaks up waste.

Care at a glance
| Light | Low light |
|---|---|
| Carbon dioxide | Grows without added CO2 |
| Where it goes | Floating or background |
| Feeding | Takes nutrients from the water |
| With goldfish | Goldfish will eat it |
Fast grower that soaks up waste.

| Light | Low light |
|---|---|
| Carbon dioxide | Grows without added CO2 |
| Where it goes | Floating or background |
| Feeding | Takes nutrients from the water |
| With goldfish | Goldfish will eat it |